111111120010002 has 32 divisors (see below), whose sum is σ = 262160799289344. Its totient is φ = 30721968666000.

The previous prime is 111111120010001. The next prime is 111111120010019. The reversal of 111111120010002 is 200010021111111.

It is a self number, because there is not a number n which added to its sum of digits gives 111111120010002.

It is not an unprimeable number, because it can be changed into a prime (111111120010001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42669399624 + ... + 42669402227.

It is an arithmetic number, because the mean of its divisors is an integer number (8192524977792).

Almost surely, 2^{111111120010002} is an apocalyptic number.

111111120010002 is an abundant number, since it is smaller than the sum of its proper divisors (151049679279342).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111111120010002 is a wasteful number, since it uses less digits than its factorization.

111111120010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85338801894.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111111120010002 its reverse (200010021111111), we get a palindrome (311121141121113).

The spelling of 111111120010002 in words is "one hundred eleven trillion, one hundred eleven billion, one hundred twenty million, ten thousand, two".